# SOLUTION: How would I solve the following problem? X^-2-Y^-2 _________ X^-1+Y^-1 I understand the first step is to change each varible into a fraction because of the negative expon

Algebra ->  Algebra  -> Exponents-negative-and-fractional -> SOLUTION: How would I solve the following problem? X^-2-Y^-2 _________ X^-1+Y^-1 I understand the first step is to change each varible into a fraction because of the negative expon      Log On

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 Algebra: Negative and Fractional exponents Solvers Lessons Answers archive Quiz In Depth

 Question 601808: How would I solve the following problem? X^-2-Y^-2 _________ X^-1+Y^-1 I understand the first step is to change each varible into a fraction because of the negative exponent. Answer by w_parminder(53)   (Show Source): You can put this solution on YOUR website!I think the question is to simplify Now using your first step. we get Taking the LCM of Numerator & Denominator separately, we get i.e. i.e. [Using identity ] i.e. This is the required solution, but It can further be written as i.e. OR